|Team 1|Agg.|Team 2|1st leg|2nd leg|
|---|---|---|---|---|
|União da Madeira|2–5|Marítimo|2–3|0–2|
|Penafiel|2–1|Académica|1–1|1–0|
|Santa Clara|3–2|União de Leiria|3–1|0–1|
|Naval|3–4|Vitória de Setúbal|1–2|2–2|
|Moreirense|4–3|Beira-Mar|2–2|2–1|
|Portimonense|2–2(5–4p)|Feirense|1–0|1–2|
|Estoril|4–3|Olhanense|4–3|0–0|
|Belenenses|2–3|Gil Vicente|2–1|0–2|

Question: how many ties occurred in the second round?
Answer: 2